MRT SPORTS Exercise Machine Attachment Gym Pully 4 Inch 4 Pics With Inbuilt Bush & Bearing Multi-training Bar  (Black)

High Quality Bearings - The nylon bearing pulley wheel replacement has metal 6202Z bearing which preserves grease and prevents impurities from entering. Sturdy nylon pulley wheel, no noise and smooth. Maximum working load: 1000lbs. Operating Advantages - The universal nylon pulley wheels with bearings provide a smoother feel, ensures easy movement and increases exercise fun, practical and durable. Safety Performance and Stability - The nylon bearing pulley wheel is a great accessory of fitness equipment. There will be no friction spark because the nylon pulley wheels has a high safety performance and stability, which ensures easy movement. Multi-Application - The nylon pulley with bearing gym equipment is suitable for most scenes and equipment, and can be used for home fitness equipment and garage door pulley systems. Warranty - We provide the universal nylon bearing pulley wheel has a 30-days warranty.If you have any problems with it or questions, please contact us and we will respond in time.